No abstract available
MeSH terms
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Colonoscopy
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Endoscopy, Gastrointestinal*
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Humans
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Lymphoma, B-Cell, Marginal Zone / diagnosis
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Lymphoma, B-Cell, Marginal Zone / surgery*
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Male
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Middle Aged
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Neoplasms, Second Primary / surgery
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Rectal Neoplasms / diagnosis
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Rectal Neoplasms / surgery*
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Sigmoid Neoplasms / surgery